Sam works 1/5 hour at the register of a store. he works 2/3 hour in the back stock room and 1/2 hour customers. how many hours did sam work that day?

Sam worked    hours that day (fractional answer)

Step-by-step explanation:

The total number of hours Sam worked is the sum of all the three hours given.

Let's add the first 2 using LCM and then add that result with the last.

Firstly:

Now,

The hours worked by Sam is 41/30 hours (fractional answer).

answer: the dogs need to shift their focus to human scent.

its because the dogs being trained are for search and rescue thus they need to be able to track humans and their specific scent

answer: i don't understand it

step-by-step explanation: sorry